From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 Tools/TestWebKitAPI/Tests/WebCore/DFAHelpers.h | 67 ++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 Tools/TestWebKitAPI/Tests/WebCore/DFAHelpers.h

(limited to 'Tools/TestWebKitAPI/Tests/WebCore/DFAHelpers.h')

diff --git a/Tools/TestWebKitAPI/Tests/WebCore/DFAHelpers.h b/Tools/TestWebKitAPI/Tests/WebCore/DFAHelpers.h
new file mode 100644
index 000000000..8c6402760
--- /dev/null
+++ b/Tools/TestWebKitAPI/Tests/WebCore/DFAHelpers.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2015 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <WebCore/CombinedURLFilters.h>
+#include <WebCore/NFA.h>
+#include <WebCore/NFAToDFA.h>
+#include <WebCore/URLFilterParser.h>
+
+using namespace WebCore;
+
+namespace TestWebKitAPI {
+
+static unsigned countLiveNodes(const ContentExtensions::DFA& dfa)
+{
+    unsigned counter = 0;
+    for (const auto& node : dfa.nodes) {
+        if (!node.isKilled())
+            ++counter;
+    }
+    return counter;
+}
+
+static Vector<ContentExtensions::NFA> createNFAs(ContentExtensions::CombinedURLFilters& combinedURLFilters)
+{
+    Vector<ContentExtensions::NFA> nfas;
+
+    combinedURLFilters.processNFAs(std::numeric_limits<size_t>::max(), [&](ContentExtensions::NFA&& nfa) {
+        nfas.append(WTFMove(nfa));
+    });
+
+    return nfas;
+}
+
+static ContentExtensions::DFA buildDFAFromPatterns(Vector<const char*> patterns)
+{
+    ContentExtensions::CombinedURLFilters combinedURLFilters;
+    ContentExtensions::URLFilterParser parser(combinedURLFilters);
+
+    for (const char* pattern : patterns)
+        parser.addPattern(pattern, false, 0);
+    Vector<ContentExtensions::NFA> nfas = createNFAs(combinedURLFilters);
+    return ContentExtensions::NFAToDFA::convert(nfas[0]);
+}
+
+} // namespace TestWebKitAPI
-- 
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